Sennheiser's new PXC 550 wireless headphones are rated for 30 hours on a single charge

Sennheiser has announced a new pair of wireless headphones, the PXC 550, which comes with pretty exceptional battery life and a companion app that allows you to alter audio levels to your liking. The PXC 550 Wireless will last up to 30 hours with adaptive noise canceling engaged, according to Sennheiser, which is ten hours longer than wireless listening on the Bose QC35.